ZDI-CAN-21621: ZDI-23-1329: D-Link DIR-3040 prog.cgi SetWLanRadioSecurity Stack-Based Buffer Overflow Remote Code Execution Vulnerability
Published Sep 7, 2023
·Updated
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-3040 routers. Authentication is required to exploit this vulnerability.
Affected Software
1 affected component
D-Link DIR-3040
Event History
Sep 7, 2023
Advisory Published
05:00 AM
Data Sourced
05:00 AM
Description
Feb 2, 2025
Advisory Published
via ZDI·02:05 AM
Frequently Asked Questions
1
What is the severity of ZDI-CAN-21621?
The severity of ZDI-CAN-21621 is critical due to its ability to allow remote code execution.
2
How do I fix ZDI-CAN-21621?
To fix ZDI-CAN-21621, ensure that your D-Link DIR-3040 router is updated to the latest firmware version provided by the manufacturer.
3
Who is affected by ZDI-CAN-21621?
Users of D-Link DIR-3040 routers with vulnerable firmware are affected by ZDI-CAN-21621.
4
What type of attacks can exploit ZDI-CAN-21621?
ZDI-CAN-21621 can be exploited by network-adjacent attackers to execute arbitrary code.
5
Is authentication required to exploit ZDI-CAN-21621?
Yes, authentication is required to exploit the vulnerability identified as ZDI-CAN-21621.